Home Weather 7/20/26: Minor Heat Advisory in Effect; Clear Morning, High 91, Low 70,...

7/20/26: Minor Heat Advisory in Effect; Clear Morning, High 91, Low 70, Humidity Rising, Heat Index Over 100

0
10
Heat Advisory

* WHAT…Dangerous heat and humidity. Heat index values well over 100 degrees.

* WHERE…Across Middle Tennessee.

* WHEN…From 10 AM this morning to 8 PM CDT Tuesday.

* IMPACTS…Hot temperatures and high humidity may cause heat illnesses.

From 2026-07-20T15:00:00+00:00 · until 2026-07-22T01:00:00+00:00 · Source: NWS Nashville TN

Minor Heat Advisory is in effect from 10 AM today until 8 PM CDT Tuesday for Cannon County and surrounding areas due to dangerous heat and humidity.

Current conditions at 5:45 AM in Cannon County show a temperature of 70.3°F with a light wind from the south at 0.7 mph. The sky is clear, and there has been no recorded precipitation.

Today’s forecast indicates a high of 91°F with a low dipping to 70.2°F tonight. Winds may increase throughout the day, reaching up to 5.8 mph. There is a 15% chance of precipitation during the day, decreasing to a 12% chance tonight when temperatures will settle around 79.5°F under mainly clear skies.

Residents are advised to take precautions against the heat, as heat index values are expected to exceed 100°F during the advisory period. Be mindful of the potential for heat-related illnesses.

Today's Details

High
91°F
Low
70°F
Wind
6 mph
Humidity
91%
UV Index
8 (Very High)
Precip
15% chance · 0 in
Now
70°F · feels 77°F
Sunrise
5:43am
Sunset
7:58pm

7-Day Forecast

Day High Low Conditions
Monday 91°F 70°F Fog
Tuesday 95°F 75°F Overcast
Wednesday 84°F 67°F Rain: moderate
Thursday 82°F 64°F Overcast
Friday 80°F 62°F Drizzle: dense
Saturday 75°F 65°F Rain: slight
Sunday 81°F 68°F Drizzle: moderate

Next 24 Hours

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